The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 08, 1988

Filed:

Oct. 06, 1986
Applicant:
Inventors:

Jurgen Ewald, Laatzen, DE;

Josef Frania, Hanover, DE;

Roland Glogowschek, Hanover, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B / ;
U.S. Cl.
CPC ...
9213 / ; 92 63 ; 92 64 ;
Abstract

Disclosed is a spring brake cylinder for use on motor vehicles. The cylinder is actuated to a release position in response to fluid pressure. The cylinder includes a spring actuator inserted between the brake cylinder base and a spring brake piston. A tensioning device is provided which mechanically acts upon the spring brake piston and facilitates adjustment of the distance between the spring brake piston and the cylinder base. The spring brake piston and the spring actuator can be assembled into a pretensioned unit outside the spring brake cylinder.


Find Patent Forward Citations

Ewald, Jurgen. (1988). Fluid pressure actuated spring brake cylinder (U.S. Patent No. 4729290). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4729290

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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